| 单词 | phased array |
| 释义 | > as lemmasphased array phased array n. an array of (esp. radar) antennas that can be made to transmit or receive at a variable angle by delaying the signals to or from each one by an amount depending on its position in relation to the others. ΘΚΠ society > communication > telecommunication > radio communications > radio equipment > [noun] > aerial > assembly of specific aerials array1919 broadside array1932 musa1937 phased array1938 mattress1947 mattress array1947 billboard1950 1938 Television 11 644/3 None of these changes..affect the description of the phased array. 1960 Proc. IRE 48 1715 Phased arrays can provide scanning patterns and scanning rates which are impossible to attain with mechanically scanned antennas. 1970 New Scientist 10 Sept. 534/1 The beams formed by phased arrays can be steered electronically, and can be scanned up to several hundred million times a second. 2000 T. Clancy Bear & Dragon xxxv. 521 The Aegis radar/missile system..entailed a superb phased-array radar called the SPY and a fair-to-middlin' surface-to-air missile. < as lemmas |
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